Home / 3,709.40-5,566.80-2,476.40

Finding the Fourth Proportional to 3,709.40, 5,566.80 and 2,476.40

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Solution

The fourth proportional to 3,709.40, 5,566.80 and 2,476.40 is: 3,716.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709.40 : 5,566.80 = 2,476.40 : x
  2. Step 2: Convert to fraction form
    3,709.40/5,566.80 = 2,476.40/x
  3. Step 3: Cross multiply
    3,709.40x = 5,566.80 × 2,476.40
  4. Step 4: Simplify right side
    3,709.40x = 13,785,623.52
  5. Step 5: Solve for x
    x = 13,785,623.52/3,709.40
  6. Step 6: Final answer
    x = 3,716.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.